Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
trang tuan » trung tuan, trong tuan, quang tuan
doi chieu » doc hieu, doi chi, ho chieu
tran xuan » tran quang, tran van
tran tuan » tran quang, tran thanh, tranh luan
tong cong » trong cong, cong cong, dung cong
cong tan » cong tac, cong san, cong thanh
tan ban » toan ban, tang ban, van ban
ban cau » bang cau, ban can, van cau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - hanh ((((trang tuan) OR (tran xuan))) or (tran tuan)) tong cong tan ban cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh ((((trang tuan) OR (tran xuan))) OR (tran tuan)) tong cong tan ban cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - hanh ((((trang tuan) OR (tran xuan))) or (tran tuan)) tong cong tan ban cau".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh ((((trang tuan) OR (tran xuan))) or (tran tuan)) tong cong tan ban cau*.